the largest medicare fraud crackdowns today, arresting dozens of people across seven cities, accusing them of cheating medicare out of $430 million. today's busts involved 91 people, including doctors, nurses, and hospital administrators, including these arrests in miami. among the scams-- the president of riverside general hospital in houston and his son are accused of giving medicare patients food and cigarettes for claiming to get hospital care, but instead watched tv or played games. federal prosecutors said that scheme led to $158 million in fake bills. today's acon, annound by the justice department, stretched from brooklyn to los angeles. >> this is something i think we see at a variety of levels. we see it among people who are health care professionals who take oaths to provide care and do no harm, and in fact they are doing great harm. we are going after people, whatever their positions, whatever their levels, to make sure we hold them accountable. >> gary can trell is the deputy inspector general for investigation at health and human services with us fom our washington, d.c.